Home / 8,159.21-11,260.64-4,575.14

Finding the Fourth Proportional to 8,159.21, 11,260.64 and 4,575.14

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Solution

The fourth proportional to 8,159.21, 11,260.64 and 4,575.14 is: 6,314.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.21 : 11,260.64 = 4,575.14 : x
  2. Step 2: Convert to fraction form
    8,159.21/11,260.64 = 4,575.14/x
  3. Step 3: Cross multiply
    8,159.21x = 11,260.64 × 4,575.14
  4. Step 4: Simplify right side
    8,159.21x = 51,518,925.31
  5. Step 5: Solve for x
    x = 51,518,925.31/8,159.21
  6. Step 6: Final answer
    x = 6,314.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.